Home / 4,125.99-6,188.32-1,203.61

Finding the Fourth Proportional to 4,125.99, 6,188.32 and 1,203.61

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Solution

The fourth proportional to 4,125.99, 6,188.32 and 1,203.61 is: 1,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.99 : 6,188.32 = 1,203.61 : x
  2. Step 2: Convert to fraction form
    4,125.99/6,188.32 = 1,203.61/x
  3. Step 3: Cross multiply
    4,125.99x = 6,188.32 × 1,203.61
  4. Step 4: Simplify right side
    4,125.99x = 7,448,305.36
  5. Step 5: Solve for x
    x = 7,448,305.36/4,125.99
  6. Step 6: Final answer
    x = 1,805.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.